def test_list_all(self):
services = Services()
repo = services.repository
self.assertRaises(Exception, lambda: services.list_all())
services.add(["student", "0", "stud 1"])
self.assertEqual(repo.get_students_count(), 1)
self.assertNotIn('|', services.list_all())
repo.clear()
self.assertEqual(repo.get_students_count(), 0)
services.add(["discipline", "1", "discipline 1"])
self.assertEqual(repo.get_disciplines_count(), 1)
self.assertNotIn('|', services.list_all())
services.add(["student", "2", "stud 1"])
self.assertEqual(repo.get_students_count(), 1)
services.add(["student", "3", "stud 2"])
self.assertEqual(repo.get_students_count(), 2)
self.assertIn('|', services.list_all())
class Program:
def __init__(self):
self.__ui_manager = MenuUI()
self.__DEBUGGING_MODE = True
self.__services = Services()
def start(self):
if self.__DEBUGGING_MODE:
run_tests()
self.__services.preload_list()
self.__ui_manager.show_help()
while True:
action = self.__ui_manager.get_action()
try:
if action.type == constants.ACTION_ADD:
result = self.__services.add(action.params)
self.__ui_manager.print_result(result)
elif action.type == constants.ACTION_ERROR:
self.__ui_manager.on_invalid_command()
elif action.type == constants.ACTION_EXIT:
return
elif action.type == constants.ACTION_FILTER_ABOVE:
result = self.__services.filter_above(action.params)
self.__ui_manager.print_result(result)
elif action.type == constants.ACTION_HELP:
self.__ui_manager.show_help()
elif action.type == constants.ACTION_LIST_ALL:
result = self.__services.list_all()
self.__ui_manager.print_result(result)
elif action.type == constants.ACTION_UNDO:
result = self.__services.undo_last_action()
self.__ui_manager.print_result(result)
except ValidationError as error:
self.__ui_manager.handle_error(error)
class Program:
def __init__(self):
self.__services = Services()
self.__ui_manager = MenuUI()
def change_ui(self):
if self.__ui_manager.switch_ui_prefernece():
if self.__ui_manager.TYPE == MenuUI.TYPE:
self.__ui_manager = GraphicalUI()
else:
self.__ui_manager = MenuUI()
def start(self):
self.__services.preload_list()
self.change_ui()
while True:
result = ""
try:
action = self.__ui_manager.get_action()
if action.type == Action.ADD:
self.__services.add(action.params)
elif action.type == Action.REMOVE:
self.__services.remove(action.params)
elif action.type == Action.UPDATE:
self.__services.update(action.params)
elif action.type == Action.LIST:
result = self.__services.list_all()
elif action.type == Action.GRADE:
self.__services.grade(action.params)
elif action.type == Action.SEARCH:
result = self.__services.search(action.params)
elif action.type == Action.SEE_FAILING_STUDENTS:
result = self.__services.see_failing_students()
elif action.type == Action.SEE_BEST_STUDENTS:
result = self.__services.see_best_students()
elif action.type == Action.SEE_GRADES:
result = self.__services.see_grades()
elif action.type == Action.UNDO:
self.__services.undo()
elif action.type == Action.REDO:
self.__services.redo()
elif action.type == Action.HELP:
self.__ui_manager.show_help()
continue
elif action.type == Action.UI:
self.change_ui()
continue
elif action.type == Action.TEST:
unittest.main(module = "services_test", exit = False)
continue
elif action.type == Action.EXIT:
return
self.__ui_manager.print_result(result)
except Exception as error:
self.__ui_manager.handle_error(error)